<!DOCTYPE HTML>
<html>
<head>
  <meta charset="utf-8">
  <title>Demo</title>
   <style>
   </style>
   <script>
   var person={firstname:'blue',lastname:'no',age:68};
   document.write(person.firstname+" is "+person.age);
   document.write("<br />")
   var arr = ["George","John","Thomas"];
			document.write(arr + "<br />")
			arr.push("James");
			document.write(arr);
			
			
			document.write("aaa".indexOf("a")+"<br>");

		document.write("aaa#bbb".split("#")+"<br>");

		document.write("aaabbbccc".substring(3,7)+"<br>");

   </script>
</head>
<body>
  
</body>
</html>